Environmental
PCBs (polychlorinated biphenyls) are primarily found in older commercial/industrial buildings in:
AOld paint on residential walls
BElectrical transformers, fluorescent light ballasts, and hydraulic equipment manufactured before 1979✓ Correct
CUnderground water pipes
DAsphalt paving materials
Explanation
PCBs were widely used in electrical equipment (transformers, capacitors, ballasts) manufactured before Congress banned their production in 1979 under TSCA. PCBs in buildings require proper handling and disposal as hazardous materials.
Related Arkansas Environmental Questions
- Carbon monoxide in a home is most commonly produced by:
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- The Toxic Substances Control Act (TSCA) specifically regulates:
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- Polychlorinated biphenyls (PCBs) are most likely found in:
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